*{
    font-size: 14px;
    box-sizing: border-box;
}
body{
    background-color: #f6f6f6;
}
a{
    color: black;
}
header{
    background-color: white;
}
.head{
    height: 38px;
    background-color:#dfdfde ;
    line-height: 38px;
 
}
.head>div div:first-child{
    float: left;
    word-spacing: 10px;
}
.head>div div:last-child{
    word-spacing: 10px;
    float: right;
}
.head>div{
    width: 996px;
    margin: 0 auto;
    padding-left: 9px;
    padding-right: 24px;
}
nav{
    width: 996px;
    height: 96px;
    margin: 0 auto;
    /* background-color:white; */
}
nav>div img{
    margin: 20px;
    float: left;
}
.nav-fl h3{
    font-size: 25px;
}
.nav-fl span{
    font-size: 14px;
    word-spacing: -4px;
}
.nav-ul{
    float: right;
   
}
.nav-ul li{
    text-align: center;
    cursor: pointer;
    height: 100%;
    /* border:2px solid black; */
    padding: 27px 10px;
    float: left;
}
.nav-fl{
    height: 25px;
    line-height: 23px;
    margin: 32px 0 0px;
    float: left;
}
.nav-ul li{
    position: relative;
}

.nav-ul li::after{
    content: "";
    display: inline-block;
    width:0;
    height: 3px;
    background-color: #3c9cd3;
    position: absolute;
    left: 0;
    bottom: 0;
}
.nav-ul li:hover::after{
    width: 100%;
}
.nav-ul li:hover{
    background-color: #faf8f8;
}
footer{
    background-color:#3c9cd3 ;
    text-align: center;
}
.ft-top{
    color: white;
    line-height: 50px;
    letter-spacing: 3px;
}
.ft-top a{
    font-size: 10px;
    color: white;
    letter-spacing: 3px;
}
.ft-top>p img{
    width: 20px;
    height: 20px;
    margin-left: 10px;
    vertical-align: sub;
}
.ft-top p{
    font-size: 10px;
}
.ft-bottom{
    line-height: 30px;
    color: white;
    font-size: 10px;
    background-color:#1c1b29 ;
}